package day2;

public class Test7 {
    public static void main(String[] args) {
        int a = 13;
        int b = 24;
        a = a ^ b;
        b = a ^ b;
        a = a ^ b;
//        a = a + b;
//        b = a - b;
//        a = a - b;
        System.out.println("a=" + a);
        System.out.println("b=" + b);

    }
}
